Re: Datastore Free Space Required for datastore with 1 VM
One thing is to make sure swap has space, YES.It's good to have space left as it will trigger alarms which is not a good thing to have in a healthy environment and there should be some space for buffer...
View ArticleRe: Best Virtual SAN Solution
Hi, Well its actually a tricky question to answer as there are a few solutions out there that are focusing a different markets. StorMagic, where I'm from, do a 2 server solution called SvSAN which is...
View ArticleRe: need create local data store as a shared storage
Take a look at StorMagic's SvSAN. You can have a standard 3 server config or for multi-site environments have a 2 server config with the 3rd server requirement centralized to a single machine, or you...
View ArticleRe: Datastore Free Space Required for datastore with 1 VM
So if the VM has 24 GB of RAM, why does it need 200GB of free space for those two things? How much space exactly are you saying is needed for each? The monitoring isn't an issue in this case.
View ArticleRe: Datastore Free Space Required for datastore with 1 VM
Leave around 100GB.Including swap. If you run into any space issues later there are lot of issues you will face. There is no documented rule when it comes to free space. Here's a KB for your...
View ArticleClik here to view.
Datastore creation failure on ISCSI LUN
Getting the following error upon attempt to create a new datastore subsequent to a fresh install of ESXi 5.5U2. Situation: UCS Servers B200 using VIC-1280 card and ISCSI interfaces connected directly...
View ArticleOrphaned Datastore
Howdy! We have a very minor issue with removing an old, inaccessible datastore. The fun part is, it doesn't even show up for one of our admins. It was local storage on one of our 3 old hosts. We have...
View ArticleRe: Orphaned Datastore
Got it! I needed to remove the associated VM from the inventory and re-register it again.
View ArticleChange access permissions of VM files
Hi Everyone, I am just wondering if there is any way to change the access permissions of VM files (configuration or disk files) in the VM folder residing on a NFS datastore. When I try to access this...
View Articlewhat is the con for thin provisioning for storage?
from what i know is1.) if storage is fail, really failure because it cannot support fault tolenance.what else part as above 1.)
View Articlewhat is a LUN?
does it mean of a logical volume that use for vm to extract from a Lun?(datastore)?
View ArticleRe: SCSI Reservation Conflict -
Hi boobob, I am getting similar SCSI-reservation error messages in the logs.where you able to resolve this issue regards,Shan
View ArticleRe: what is a LUN?
A Logical unit number is basically apiece of storage which appears as a disk to the host, and on which you will usually create a datastore to store the virtual machines. André
View ArticleConfigure shared disks on 2 VMs hosted on 2 seperate ESXI hosts
Hi all, I am having this issue now and want to check if anyone encounter this issue. I have 2 VMs running on Guest OS Win 2012 R2 Std on 2 seperate ESXI hosts 5.5 Update 1. I created a RDM and add this...
View ArticleRe: what is the con for thin provisioning for storage?
In some traditional SAN/NAS storage, the performance (specifically write I/O) can be impacted due to the additional write penalty of zeroing a block before writing the I/O, However, in most modern...
View ArticleRe: Configure shared disks on 2 VMs hosted on 2 seperate ESXI hosts
If the RDM disk is the same for both ESXi/VMs the data is updated in real time... anyway, let me know from where you get this RDM device... it is from your SAN (FC, iSCSI) ? And the Failover Cluster...
View ArticleRe: Configure shared disks on 2 VMs hosted on 2 seperate ESXI hosts
Hi Richardson, This RDM is created from our storage via FC protocol. I had enabled multi-writer flag on the VMs mounted with this RDM to allow simultaneous write-access to this RDM by referring to the...
View ArticleRe: Configure shared disks on 2 VMs hosted on 2 seperate ESXI hosts
We are looking at this setup as my application team request a shared disk to be presented to both VMs with read-write access.I'm afraid that's not how Windows NTFS works. NTFS is NOT a clustered file...
View ArticleRe: Configure shared disks on 2 VMs hosted on 2 seperate ESXI hosts
Hi MKGuy, Thanks for your reply. I understand that the iSCSI protocol is only use for block storage devices. Thus, it is not able to track file level changes when it is mounted to a Guest OS. In order...
View ArticleRe: Configure shared disks on 2 VMs hosted on 2 seperate ESXI hosts
My current RDM configuration will allow me to simultaneously write to this LUN since the LUN writes command will be sent directly to the storage which I believe the storage file system (We are using...
View Article